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2025-12-28 - 15:27
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Sun Dec 28, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/107:05:211
112750640,0irq/25-eth00-21swapper/307:05:153
112750530,0irq/25-eth00-21swapper/207:09:032
2214524520,0sleep00-21swapper/007:08:400
2232699160,0cyclictest0-21swapper/208:10:192
2232699150,0cyclictest0-21swapper/210:35:232
2232699150,0cyclictest0-21swapper/210:34:582
2232499150,0cyclictest0-21swapper/009:05:180
112750150,0irq/25-eth00-21swapper/312:26:163
2232799141,0cyclictest11940-21cp09:57:343
22324991413,0cyclictest0-21swapper/012:15:490
2232499140,0cyclictest14229-21diskmemload11:25:180
2232499140,0cyclictest0-21swapper/010:10:190
22327991312,0cyclictest0-21swapper/311:01:143
2232799130,0cyclictest0-21swapper/310:00:153
22326991312,0cyclictest17734-21sshd12:17:302
22326991312,0cyclictest14229-21diskmemload11:56:282
22326991312,0cyclictest0-21swapper/212:00:112
22326991312,0cyclictest0-21swapper/211:52:592
2232699130,0cyclictest0-21swapper/209:05:162
2232699130,0cyclictest0-21swapper/207:55:142
22325991311,0cyclictest14229-21diskmemload10:00:011
22325991311,0cyclictest112750irq/25-eth009:41:541
22324991312,0cyclictest25320-21sshd12:10:100
22324991312,0cyclictest0-21swapper/010:06:460
22324991312,0cyclictest0-21swapper/009:26:480
22324991311,0cyclictest1539-21sshd11:24:500
351120,0ktimersoftd/30-21swapper/312:10:563
2232799122,0cyclictest0-21swapper/309:35:383
22327991212,0cyclictest0-21swapper/309:21:333
22327991212,0cyclictest0-21swapper/309:16:343
22327991211,0cyclictest21292-21bash10:39:593
22327991211,0cyclictest1594-21bash11:33:113
22327991211,0cyclictest0-21swapper/312:15:283
22327991211,0cyclictest0-21swapper/312:07:493
22327991211,0cyclictest0-21swapper/311:58:233
22327991211,0cyclictest0-21swapper/311:19:563
22327991211,0cyclictest0-21swapper/310:23:293
22327991210,0cyclictest0-21swapper/309:31:333
2232799120,0cyclictest0-21swapper/312:04:053
2232799120,0cyclictest0-21swapper/311:46:253
2232799120,0cyclictest0-21swapper/310:55:193
22326991211,0cyclictest24115-21sshd12:39:272
22326991211,0cyclictest14229-21diskmemload10:06:272
22326991211,0cyclictest0-21swapper/212:21:272
22326991211,0cyclictest0-21swapper/211:12:552
22326991211,0cyclictest0-21swapper/210:21:262
22326991211,0cyclictest0-21swapper/209:36:162
22326991211,0cyclictest0-21swapper/209:11:452
22326991210,0cyclictest0-21swapper/209:52:532
22326991210,0cyclictest0-21swapper/209:31:572
2232699120,0cyclictest0-21swapper/211:46:152
2232699120,0cyclictest0-21swapper/211:04:332
2232699120,0cyclictest0-21swapper/210:15:252
2232699120,0cyclictest0-21swapper/209:21:442
22325991212,0cyclictest0-21swapper/109:54:411
22325991211,0cyclictest14229-21diskmemload12:08:581
22325991211,0cyclictest0-21swapper/110:20:201
22325991210,0cyclictest0-21swapper/111:50:371
22325991210,0cyclictest0-21swapper/111:25:381
2232599120,0cyclictest0-21swapper/111:45:371
2232599120,0cyclictest0-21swapper/111:12:171
2232599120,0cyclictest0-21swapper/110:10:231
2232599120,0cyclictest0-21swapper/109:19:571
22324991211,0cyclictest28916-21sshd09:52:570
22324991210,0cyclictest14229-21diskmemload11:04:510
22324991210,0cyclictest0-21swapper/011:41:330
2232499120,0cyclictest41ktimersoftd/009:46:250
2232499120,0cyclictest14229-21diskmemload12:37:470
2232499120,0cyclictest0-21swapper/012:06:110
2232499120,0cyclictest0-21swapper/011:51:330
2232499120,0cyclictest0-21swapper/009:32:020
271110,0ktimersoftd/20-21swapper/208:16:562
22327991111,0cyclictest0-21swapper/311:51:253
22327991111,0cyclictest0-21swapper/310:47:393
22327991111,0cyclictest0-21swapper/310:28:503
22327991111,0cyclictest0-21swapper/309:11:493
2232799110,0cyclictest14229-21diskmemload10:17:273
2232799110,0cyclictest0-21swapper/308:42:103
2232799110,0cyclictest0-21swapper/308:22:543
2232799110,0cyclictest0-21swapper/307:32:223
22326991111,0cyclictest0-21swapper/209:26:452
22326991111,0cyclictest0-21swapper/208:40:572
22326991110,0cyclictest0-21swapper/212:13:332
22326991110,0cyclictest0-21swapper/210:56:242
22326991110,0cyclictest0-21swapper/210:27:442
2232699110,0cyclictest0-21swapper/210:00:542
2232699110,0cyclictest0-21swapper/209:16:452
2232699110,0cyclictest0-21swapper/208:48:172
2232699110,0cyclictest0-21swapper/207:53:352
22325991111,0cyclictest0-21swapper/111:18:401
2232599111,0cyclictest0-21swapper/108:50:151
22325991110,0cyclictest0-21swapper/112:38:351
22325991110,0cyclictest0-21swapper/111:37:221
2232599110,0cyclictest0-21swapper/111:02:131
2232599110,0cyclictest0-21swapper/110:30:481
2232599110,0cyclictest0-21swapper/110:05:361
2232599110,0cyclictest0-21swapper/109:14:561
2232499119,0cyclictest0-21swapper/009:21:340
22324991111,0cyclictest0-21swapper/012:00:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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